Change cachedir creation to allow relative paths for JULIA_PKGDIR
Change pkgroot => _pkgroot, to discourage use outside of pkg/dir.jl
export utf8proc functionality in Julia (followup to #5462 and #5434)
added normalize_string test cases
added jiahao's tests from unicode SA15
make compose=true the default in normalize_string
change which to return rather than show
Remove convert method for darrays to avoid warnings
Merge pull request #5576 from stevengj/utf8proc

RFC: export utf8proc Unicode transformation functionality in Julia
Export utf8proc_* symbols
Merge pull request #5663 from JuliaLang/utf8proc_fix

Export utf8proc_* symbols in julia.expmap
Merge pull request #5637 from JuliaLang/kms/versioned_cachedir_update

Fix cache dir creation to allow relative paths for JULIA_PKGDIR
improve ability to use require from sysimg.jl
update NEWS for normalize_string
don't document utf8proc's 'lump' transformation, as discussed in #5576
Merge pull request #5641 from JuliaLang/anj/darray

Remove convert(Array,d) methods to avoid warnings
Change promotion criterion in linalg functions from sqrt to norm when only normalization is needed. Promote results from norm(Number) similarly to norm(Vector). Fix eigvals(Number).
Merge pull request #5652 from JuliaLang/anj/promote

Change promotion criterion in linalg functions from sqrt to norm
repl_command should not use bash -i (interactive) unless STDIN is a TTY (fix JuliaLang/IJulia.jl#120)
Update libexpat URLs for win-extras